416391290 has 16 divisors (see below), whose sum is σ = 856576512. Its totient is φ = 142762704.

The previous prime is 416391281. The next prime is 416391293. The reversal of 416391290 is 92193614.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 416391290.

It is not an unprimeable number, because it can be changed into a prime (416391293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2974154 + ... + 2974293.

It is an arithmetic number, because the mean of its divisors is an integer number (53536032).

Almost surely, 2^416391290 is an apocalyptic number.

416391290 is an abundant number, since it is smaller than the sum of its proper divisors (440185222).

416391290 is a wasteful number, since it uses less digits than its factorization.

416391290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5948461.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 416391290 is about 20405.6680851179. The cubic root of 416391290 is about 746.7362115903.

The spelling of 416391290 in words is "four hundred sixteen million, three hundred ninety-one thousand, two hundred ninety".